mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 12:52:46 +00:00
56cf181a11
I never liked that some of the macros needed the type as a parameter (yay typeof and __auto_type) or those that returned a value hid the return statement so they couldn't be used in assignments.
353 lines
7.7 KiB
C
353 lines
7.7 KiB
C
/*
|
|
r_progs.c
|
|
|
|
QC interface to the renderer
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
#include <stdlib.h>
|
|
|
|
#include "QF/draw.h"
|
|
#include "QF/hash.h"
|
|
#include "QF/progs.h"
|
|
#include "QF/render.h"
|
|
#include "QF/sys.h"
|
|
|
|
#include "r_internal.h"
|
|
|
|
typedef struct {
|
|
pr_int_t width;
|
|
pr_int_t height;
|
|
pr_int_t pic_handle;
|
|
} bi_qpic_t;
|
|
|
|
typedef struct qpic_res_s {
|
|
struct qpic_res_s *next;
|
|
struct qpic_res_s **prev;
|
|
bi_qpic_t *bq;
|
|
qpic_t *pic;
|
|
int cached;
|
|
char *name;
|
|
} qpic_res_t;
|
|
|
|
typedef struct {
|
|
PR_RESMAP (qpic_res_t) qpic_map;
|
|
qpic_res_t *qpics;
|
|
hashtab_t *pic_hash;
|
|
} draw_resources_t;
|
|
|
|
static qpic_res_t *
|
|
qpic_new (draw_resources_t *res)
|
|
{
|
|
return PR_RESNEW (res->qpic_map);
|
|
}
|
|
|
|
static void
|
|
bi_draw_free_qpic (qpic_res_t *qp)
|
|
{
|
|
if (qp->cached)
|
|
r_funcs->Draw_UncachePic (qp->name);
|
|
else
|
|
r_funcs->Draw_DestroyPic (qp->pic);
|
|
if (qp->name)
|
|
free (qp->name);
|
|
}
|
|
|
|
static void
|
|
qpic_free (draw_resources_t *res, qpic_res_t *qp)
|
|
{
|
|
bi_draw_free_qpic (qp);
|
|
PR_RESFREE (res->qpic_map, qp);
|
|
}
|
|
|
|
static void
|
|
qpic_reset (draw_resources_t *res)
|
|
{
|
|
PR_RESRESET (res->qpic_map);
|
|
}
|
|
|
|
static inline qpic_res_t *
|
|
qpic_get (draw_resources_t *res, int index)
|
|
{
|
|
return PR_RESGET (res->qpic_map, index);
|
|
}
|
|
|
|
static inline int __attribute__((pure))
|
|
qpic_index (draw_resources_t *res, qpic_res_t *qp)
|
|
{
|
|
return PR_RESINDEX (res->qpic_map, qp);
|
|
}
|
|
|
|
static qpic_res_t *
|
|
get_qpic (progs_t *pr, const char *name, int qpic_handle)
|
|
{
|
|
draw_resources_t *res = PR_Resources_Find (pr, "Draw");
|
|
qpic_res_t *qp = qpic_get (res, qpic_handle);
|
|
|
|
if (!qp)
|
|
PR_RunError (pr, "invalid qpic handle passed to %s", name + 3);
|
|
return qp;
|
|
}
|
|
|
|
static void
|
|
bi_Draw_FreePic (progs_t *pr)
|
|
{
|
|
draw_resources_t *res = PR_Resources_Find (pr, "Draw");
|
|
bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 0);
|
|
qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
|
|
|
|
PR_Zone_Free (pr, qp->bq);
|
|
qpic_free (res, qp);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_MakePic (progs_t *pr)
|
|
{
|
|
draw_resources_t *res = PR_Resources_Find (pr, "Draw");
|
|
int width = P_INT (pr, 0);
|
|
int height = P_INT (pr, 1);
|
|
byte *data = (byte *) P_GSTRING (pr, 2);
|
|
qpic_t *pic;
|
|
qpic_res_t *qp;
|
|
bi_qpic_t *bq;
|
|
|
|
pic = r_funcs->Draw_MakePic (width, height, data);
|
|
qp = qpic_new (res);
|
|
qp->name = 0;
|
|
qp->pic = pic;
|
|
qp->cached = 1;
|
|
bq = PR_Zone_Malloc (pr, sizeof (bi_qpic_t));
|
|
bq->width = pic->width;
|
|
bq->height = pic->height;
|
|
bq->pic_handle = qpic_index (res, qp);
|
|
qp->bq = bq;
|
|
RETURN_POINTER (pr, qp->bq);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_CachePic (progs_t *pr)
|
|
{
|
|
draw_resources_t *res = PR_Resources_Find (pr, "Draw");
|
|
const char *name = P_GSTRING (pr, 0);
|
|
int alpha = P_INT (pr, 1);
|
|
qpic_t *pic;
|
|
qpic_res_t *qp;
|
|
bi_qpic_t *bq;
|
|
|
|
pic = r_funcs->Draw_CachePic (name, alpha);
|
|
qp = Hash_Find (res->pic_hash, name);
|
|
if (qp) {
|
|
RETURN_POINTER (pr, qp->bq);
|
|
return;
|
|
}
|
|
qp = qpic_new (res);
|
|
qp->name = strdup (name);
|
|
qp->pic = pic;
|
|
qp->cached = 1;
|
|
bq = PR_Zone_Malloc (pr, sizeof (bi_qpic_t));
|
|
bq->width = pic->width;
|
|
bq->height = pic->height;
|
|
bq->pic_handle = qpic_index (res, qp);
|
|
qp->bq = bq;
|
|
Hash_Add (res->pic_hash, qp);
|
|
RETURN_POINTER (pr, qp->bq);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_Pic (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
|
|
qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
|
|
qpic_t *pic = qp->pic;
|
|
|
|
r_funcs->Draw_Pic (x, y, pic);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_Picf (progs_t *pr)
|
|
{
|
|
float x = P_FLOAT (pr, 0);
|
|
float y = P_FLOAT (pr, 1);
|
|
bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
|
|
qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
|
|
qpic_t *pic = qp->pic;
|
|
|
|
r_funcs->Draw_Picf (x, y, pic);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_SubPic (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
|
|
qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
|
|
qpic_t *pic = qp->pic;
|
|
int srcx = P_INT (pr, 3);
|
|
int srcy = P_INT (pr, 4);
|
|
int width = P_INT (pr, 5);
|
|
int height = P_INT (pr, 6);
|
|
|
|
r_funcs->Draw_SubPic (x, y, pic, srcx, srcy, width, height);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_CenterPic (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
|
|
qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
|
|
qpic_t *pic = qp->pic;
|
|
|
|
r_funcs->Draw_Pic (x - pic->width / 2, y, pic);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_Character (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
int c = P_INT (pr, 2);
|
|
|
|
r_funcs->Draw_Character (x, y, c);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_String (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
const char *text = P_GSTRING (pr, 2);
|
|
|
|
r_funcs->Draw_String (x, y, text);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_nString (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
const char *text = P_GSTRING (pr, 2);
|
|
int n = P_INT (pr, 3);
|
|
|
|
r_funcs->Draw_nString (x, y, text, n);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_AltString (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
const char *text = P_GSTRING (pr, 2);
|
|
|
|
r_funcs->Draw_AltString (x, y, text);
|
|
}
|
|
|
|
/*
|
|
bi_Draw_Fill
|
|
|
|
Draws a filled area with a color
|
|
(only a wrapper function to original qf-api)
|
|
*/
|
|
static void
|
|
bi_Draw_Fill (progs_t *pr)
|
|
{
|
|
int x = P_INT (pr, 0);
|
|
int y = P_INT (pr, 1);
|
|
int w = P_INT (pr, 2);
|
|
int h = P_INT (pr, 3);
|
|
int color = P_INT (pr, 4);
|
|
|
|
r_funcs->Draw_Fill (x, y, w, h, color);
|
|
}
|
|
|
|
static void
|
|
bi_Draw_Crosshair (progs_t *pr)
|
|
{
|
|
int ch = P_INT (pr, 0);
|
|
int x = P_INT (pr, 1);
|
|
int y = P_INT (pr, 2);
|
|
|
|
r_funcs->Draw_CrosshairAt (ch, x, y);
|
|
}
|
|
|
|
static const char *
|
|
bi_draw_get_key (const void *p, void *unused)
|
|
{
|
|
return ((qpic_res_t *) p)->name;
|
|
}
|
|
|
|
static void
|
|
bi_draw_clear (progs_t *pr, void *data)
|
|
{
|
|
draw_resources_t *res = (draw_resources_t *) data;
|
|
qpic_res_t *qp;
|
|
|
|
for (qp = res->qpics; qp; qp = qp->next) {
|
|
bi_draw_free_qpic (qp);
|
|
}
|
|
res->qpics = 0;
|
|
|
|
qpic_reset (res);
|
|
Hash_FlushTable (res->pic_hash);
|
|
}
|
|
|
|
static builtin_t builtins[] = {
|
|
{"Draw_FreePic", bi_Draw_FreePic, -1},
|
|
{"Draw_MakePic", bi_Draw_MakePic, -1},
|
|
{"Draw_CachePic", bi_Draw_CachePic, -1},
|
|
{"Draw_Pic", bi_Draw_Pic, -1},
|
|
{"Draw_Picf", bi_Draw_Picf, -1},
|
|
{"Draw_SubPic", bi_Draw_SubPic, -1},
|
|
{"Draw_CenterPic", bi_Draw_CenterPic, -1},
|
|
{"Draw_Character", bi_Draw_Character, -1},
|
|
{"Draw_String", bi_Draw_String, -1},
|
|
{"Draw_nString", bi_Draw_nString, -1},
|
|
{"Draw_AltString", bi_Draw_AltString, -1},
|
|
{"Draw_Fill", bi_Draw_Fill, -1},
|
|
{"Draw_Crosshair", bi_Draw_Crosshair, -1},
|
|
{0}
|
|
};
|
|
|
|
void
|
|
R_Progs_Init (progs_t *pr)
|
|
{
|
|
draw_resources_t *res = calloc (1, sizeof (draw_resources_t));
|
|
res->pic_hash = Hash_NewTable (61, bi_draw_get_key, 0, 0,
|
|
pr->hashlink_freelist);
|
|
|
|
PR_Resources_Register (pr, "Draw", res, bi_draw_clear);
|
|
PR_RegisterBuiltins (pr, builtins);
|
|
}
|